ZDHC wastewater treatment


E-learning course

E-learning course

What you'll gain by enrolling for this course?

  • World-Class Training
    Learn from TÜV SÜD’s industry experts and training specialists and enhance your know-how on maintaining and operating waste water treatment plant
  • Flexible Learning Style
    Study in your own time, at your own pace
  • Continuous Feedback
    Get prompt feedback from content-embedded assessment
  • Competency-Based Learning
    Show your course progress based on demonstrated learning
  • Professional Certification
    Get a globally recognised certificate and enhance your career development

About the ZDHC wastewater treatment system operator qualification
e-learning course

This e-learning course is for wastewater treatment operators and those seeking to build a career as a water and wastewater treatment plant operator. Based on the wastewater treatment system operator qualification training curriculum, as suggested in the ZDHC Guideline, it aims to provide the necessary understanding to enable the participants to demonstrate they can meet the expectations of ZDHC Guidelines and pass the exams.

As a part of the course curriculum, operator competency is tested at multiple levels (Level 1 - 5, and Level 1A - 5A for those operators who work on wastewater treatment systems that implement activated sludge technology) depending on the scope of individual responsibilities in the ZDHC Guidelines. Basic physical/chemical treatment is the fundamental knowledge required for all operator qualification levels. Online training course I. Basic Physical/Chemical Treatment is hosted on the TÜV SÜD Academy platform and consists of 12 modules. Topics to be covered in this course include:

Module 1: Screening
Module 2: Coagulation and flocculation
Module 3: Filtration
Module 4: Dissolved Air Flotation (DAF)
Module 5: Chemical precipitation
Module 6: Sedimentation
Module 7: PH adjustment
Module 8: Disinfection
Module 9: Sludge treatment and handling
Module 10: Sampling and testing
Module 11: Piping and instrumentation
Module 12: Water and wastewater quality


Duration of the training: 720 Minutes 
Login access duration:
365 days
Learning Mode:

Who should attend?

  • Wastewater treatment operators who operate one or more wastewater treatment systems to treat industrial, domestic, or a blend of industrial and domestic wastewater.
  • People seeking to build a career as a water and wastewater treatment plant operator
  • Operators who expect to demonstrate their level of qualification through ZDHC examinations
  • Facilities that want to continue with their existing ZDHC approval or new facilities seeking ZDHC approval


Basic work experience in the operation of effluent treatment and wastewater treatment plants. Participants with some basic knowledge of physics, chemistry and numeracy would be an added advantage.

Who is the course advisor?

The course structure and content are developed by experts from TÜV SÜD’s Digital Academy Approval Board. Consisting of product specialists and technical experts, they have been working on ZDHC Wastewater Regulatory Compliance to help organisations around the world achieve business excellence. This assures you that the course has been created with meticulous instruction, introducing you to diverse perspectives and best practices in the relevant standards.

To know more, contact us

Email: [email protected]


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